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ICN to RCA: distance & flight time
Seoul (Incheon International Airport) → Rapid City (Ellsworth Air Force Base)
6,004 mi
9,662 km · 5,217 nm
12h 14m
estimated nonstop flight time
-15h
time difference · heading northeast
See live ICN→RCA fares Phone-only fares on this route — call free
Flight time details
6,004 miles nonstop takes roughly 12h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- RCA — Ellsworth Air Force Base · Rapid City, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Near RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 mi away
Frequently asked questions
How far is ICN from RCA?
The flight distance from Seoul (ICN) to Rapid City (RCA) is 6,004 miles (9,662 km, 5,217 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to RCA?
A nonstop flight takes about 12h 14m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ICN to RCA?
Nonstop service on ICN–RCA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 12h 14m nonstop estimate.
What is the time difference between Seoul and Rapid City?
Rapid City is 15 hours behind Seoul.
What is the cheapest way to fly from ICN to RCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–RCA that never appear on search engines, with no booking fees.
Why are some ICN to RCA fares phone-only?
Consolidator contracts let us sell certain ICN–RCA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.